jtag

Hardware Hacking 101: Identifying and Verifying JTAG on a Device

By Sue Mohieldin

May 27, 2021

Introduction Welcome back to our introduction to hardware hacking 101 series and our second installment of our JTAG blog post! In this post we share a teardown of a TP-Link AC1750 to demonstrate how to identify and verify a pinout for JTAG. If you haven’t already, make sure to check out part one of the JTAG post where we provide background on the interface and its characteristics. Hands On Now that we have covered how JTAG works and its interface, let’s take a look at a TP-Link Archer C7 | AC1750 dual band wireless router to demonstrate how to locate and identify the pinout for JTAG.

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Hardware Hacking 101: Introduction to JTAG

By Sue Mohieldin

May 6, 2021

Introduction Welcome back to our introduction to hardware hacking series! In this post we will be covering the Joint Test Action Group (JTAG) interface, its state machine, pinout, and electrical characteristics. This is the first part of a multi-part series about JTAG. In this first installment, we provide background and information to get started working with JTAG. In our next post, we will share a teardown of a TP-LINK AC1750 to demonstrate how to identify and verify a pinout for JTAG.

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